Understanding Puttygen

What is Puttygen?

• Puttygen is a key generator tool used to create SSH keys for secure authentication.

Key Features of Puttygen:

• 🗝️ Generate RSA, DSA, ECDSA, and Ed25519 keys.

• 🔑 Export keys in various formats, including OpenSSH, PuTTY, and SSH.com.

• 📁 Load and save key pairs for easy management.

• 🔒 Set passphrase for added security.

Mastering Putty

What is Putty?

• Putty is a free and open-source terminal emulator, serial console, and network file transfer application.

Key Features of Putty:

• 🖥️ Connect to remote servers using SSH, Telnet, or login protocols.

• 🛠️ Configure session settings for easy access to frequently used servers.

• 🌐 Support for IPv6, SSH-2, and various encryption algorithms.

• 📁 Save session configurations for future use.

How to Use Puttygen and Putty

1. Generating SSH Keys with Puttygen:

   • Launch Puttygen and select the desired key type and key size.

   • Click "Generate" to create a new key pair.

   • Save the public and private keys to your local machine.

2. Configuring SSH Authentication in Putty:

   • Open Putty and navigate to the "SSH" category.

   • Load your private key in the "Auth" section.

   • Enter the hostname and port of the remote server.

   • Save the session settings for future use.

3. Connecting to Remote Server:

   • Double-click on the saved session to initiate the connection.

   • Enter your username and password (if required) to access the remote server.

   • Enjoy a secure and encrypted connection to your server.

What is a Web Server?

A Web server is a program that utilizes the HTTP (Hypertext Transfer Protocol) to deliver files from Web pages to users in response to their requests.It serves as the backbone of the internet, handling incoming requests from web browsers and delivering the requested content, such as HTML pages, images, and files.

Examples of Web Servers:

1. Apache HTTP Server

2. Internet Information Services (IIS)

3. Nginx

4. HTTPD by Apache

What is HTTPD?

HTTPD stands for HTTP Daemon, a software program that operates in the background as a web server. It listens for incoming server requests, responds to them, and serves hypertext and multimedia documents over the internet using HTTP.

HTTPD plays a crucial role in handling web traffic and facilitating communication between clients (web browsers) and servers.